there were six nonfatal shootings few dan and saturday afternoon. now they say a gas explosion in the city of springfield damaged 42 buildings. it leveled a strip club and heavily damaged a day care center. they are not sure what caused the explosion that scattered debris over several blocks. it is part of the entertainment district after a gas odor filled the area. >> any ignition source can set the detonation. it could be a spark. a telephone ringing. a door bell. >>> the expression injured 18 people. most of them being emergency ponders or utility workers. three buildings have been red tagged. they need further inspections to determine if they are structurally sound. >> that is not the only massive explosion. a historical fire caught fire outside of boston. 100 firefighters were called in to battle the flames. two of the firefighters were injured when part of the building collapsed. several dozen residents are displaced and put up in a nearby hotel. the cause that fire sub investigation. >>> 12 people have died in a fire at a bangladesh garment f